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<head><meta charset="utf-8"><title>weekly meeting 2019.09.10 · wg-async-foundations · Zulip Chat Archive</title></head>
<h2>Stream: <a href="https://rust-lang.github.io/zulip_archive/stream/187312-wg-async-foundations/index.html">wg-async-foundations</a></h2>
<h3>Topic: <a href="https://rust-lang.github.io/zulip_archive/stream/187312-wg-async-foundations/topic/weekly.20meeting.202019.2E09.2E10.html">weekly meeting 2019.09.10</a></h3>

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<a name="175357202"></a>
<h4><a href="https://rust-lang.zulipchat.com#narrow/stream/187312-wg-async-foundations/topic/weekly%20meeting%202019.09.10/near/175357202" class="zl"><img src="https://rust-lang.github.io/zulip_archive/assets/img/zulip.svg" alt="view this post on Zulip" style="width:20px;height:20px;"></a> nikomatsakis <a href="https://rust-lang.github.io/zulip_archive/stream/187312-wg-async-foundations/topic/weekly.20meeting.202019.2E09.2E10.html#175357202">(Sep 10 2019 at 17:07)</a>:</h4>
<p>Hey <span class="user-group-mention" data-user-group-id="1172">@WG-async-foundations</span> =)</p>



<a name="175357210"></a>
<h4><a href="https://rust-lang.zulipchat.com#narrow/stream/187312-wg-async-foundations/topic/weekly%20meeting%202019.09.10/near/175357210" class="zl"><img src="https://rust-lang.github.io/zulip_archive/assets/img/zulip.svg" alt="view this post on Zulip" style="width:20px;height:20px;"></a> nikomatsakis <a href="https://rust-lang.github.io/zulip_archive/stream/187312-wg-async-foundations/topic/weekly.20meeting.202019.2E09.2E10.html#175357210">(Sep 10 2019 at 17:07)</a>:</h4>
<p>Sorry, I was held up with another meeting</p>



<a name="175357235"></a>
<h4><a href="https://rust-lang.zulipchat.com#narrow/stream/187312-wg-async-foundations/topic/weekly%20meeting%202019.09.10/near/175357235" class="zl"><img src="https://rust-lang.github.io/zulip_archive/assets/img/zulip.svg" alt="view this post on Zulip" style="width:20px;height:20px;"></a> nikomatsakis <a href="https://rust-lang.github.io/zulip_archive/stream/187312-wg-async-foundations/topic/weekly.20meeting.202019.2E09.2E10.html#175357235">(Sep 10 2019 at 17:07)</a>:</h4>
<p>quick triage at least?</p>



<a name="175357284"></a>
<h4><a href="https://rust-lang.zulipchat.com#narrow/stream/187312-wg-async-foundations/topic/weekly%20meeting%202019.09.10/near/175357284" class="zl"><img src="https://rust-lang.github.io/zulip_archive/assets/img/zulip.svg" alt="view this post on Zulip" style="width:20px;height:20px;"></a> nikomatsakis <a href="https://rust-lang.github.io/zulip_archive/stream/187312-wg-async-foundations/topic/weekly.20meeting.202019.2E09.2E10.html#175357284">(Sep 10 2019 at 17:08)</a>:</h4>
<p>No uncategorized issues</p>



<a name="175357316"></a>
<h4><a href="https://rust-lang.zulipchat.com#narrow/stream/187312-wg-async-foundations/topic/weekly%20meeting%202019.09.10/near/175357316" class="zl"><img src="https://rust-lang.github.io/zulip_archive/assets/img/zulip.svg" alt="view this post on Zulip" style="width:20px;height:20px;"></a> nikomatsakis <a href="https://rust-lang.github.io/zulip_archive/stream/187312-wg-async-foundations/topic/weekly.20meeting.202019.2E09.2E10.html#175357316">(Sep 10 2019 at 17:08)</a>:</h4>
<h1>temporary lifetime around await is (maybe) unexpectedly short <a href="https://github.com/rust-lang/rust/issues/63832" target="_blank" title="https://github.com/rust-lang/rust/issues/63832">#63832</a></h1>



<a name="175357332"></a>
<h4><a href="https://rust-lang.zulipchat.com#narrow/stream/187312-wg-async-foundations/topic/weekly%20meeting%202019.09.10/near/175357332" class="zl"><img src="https://rust-lang.github.io/zulip_archive/assets/img/zulip.svg" alt="view this post on Zulip" style="width:20px;height:20px;"></a> nikomatsakis <a href="https://rust-lang.github.io/zulip_archive/stream/187312-wg-async-foundations/topic/weekly.20meeting.202019.2E09.2E10.html#175357332">(Sep 10 2019 at 17:08)</a>:</h4>
<p>has a pending PR, woohoo, thanks <span class="user-mention" data-user-id="116107">@davidtwco</span>! <span aria-label="heart" class="emoji emoji-2764" role="img" title="heart">:heart:</span></p>



<a name="175357343"></a>
<h4><a href="https://rust-lang.zulipchat.com#narrow/stream/187312-wg-async-foundations/topic/weekly%20meeting%202019.09.10/near/175357343" class="zl"><img src="https://rust-lang.github.io/zulip_archive/assets/img/zulip.svg" alt="view this post on Zulip" style="width:20px;height:20px;"></a> nikomatsakis <a href="https://rust-lang.github.io/zulip_archive/stream/187312-wg-async-foundations/topic/weekly.20meeting.202019.2E09.2E10.html#175357343">(Sep 10 2019 at 17:08)</a>:</h4>
<h1>rustdoc renders re-exported <code>async fn</code>s incorrectly <a href="https://github.com/rust-lang/rust/issues/63710" target="_blank" title="https://github.com/rust-lang/rust/issues/63710">#63710</a></h1>



<a name="175357780"></a>
<h4><a href="https://rust-lang.zulipchat.com#narrow/stream/187312-wg-async-foundations/topic/weekly%20meeting%202019.09.10/near/175357780" class="zl"><img src="https://rust-lang.github.io/zulip_archive/assets/img/zulip.svg" alt="view this post on Zulip" style="width:20px;height:20px;"></a> nikomatsakis <a href="https://rust-lang.github.io/zulip_archive/stream/187312-wg-async-foundations/topic/weekly.20meeting.202019.2E09.2E10.html#175357780">(Sep 10 2019 at 17:13)</a>:</h4>
<p>no real progress there</p>



<a name="175357786"></a>
<h4><a href="https://rust-lang.zulipchat.com#narrow/stream/187312-wg-async-foundations/topic/weekly%20meeting%202019.09.10/near/175357786" class="zl"><img src="https://rust-lang.github.io/zulip_archive/assets/img/zulip.svg" alt="view this post on Zulip" style="width:20px;height:20px;"></a> nikomatsakis <a href="https://rust-lang.github.io/zulip_archive/stream/187312-wg-async-foundations/topic/weekly.20meeting.202019.2E09.2E10.html#175357786">(Sep 10 2019 at 17:13)</a>:</h4>
<p>(sorry, got distracted)</p>



<a name="175357788"></a>
<h4><a href="https://rust-lang.zulipchat.com#narrow/stream/187312-wg-async-foundations/topic/weekly%20meeting%202019.09.10/near/175357788" class="zl"><img src="https://rust-lang.github.io/zulip_archive/assets/img/zulip.svg" alt="view this post on Zulip" style="width:20px;height:20px;"></a> nikomatsakis <a href="https://rust-lang.github.io/zulip_archive/stream/187312-wg-async-foundations/topic/weekly.20meeting.202019.2E09.2E10.html#175357788">(Sep 10 2019 at 17:13)</a>:</h4>
<h1>non-send futures error at point of use, but could cite point of definition in some cases <a href="https://github.com/rust-lang/rust/issues/64130" target="_blank" title="https://github.com/rust-lang/rust/issues/64130">#64130</a></h1>



<a name="175357848"></a>
<h4><a href="https://rust-lang.zulipchat.com#narrow/stream/187312-wg-async-foundations/topic/weekly%20meeting%202019.09.10/near/175357848" class="zl"><img src="https://rust-lang.github.io/zulip_archive/assets/img/zulip.svg" alt="view this post on Zulip" style="width:20px;height:20px;"></a> nikomatsakis <a href="https://rust-lang.github.io/zulip_archive/stream/187312-wg-async-foundations/topic/weekly.20meeting.202019.2E09.2E10.html#175357848">(Sep 10 2019 at 17:14)</a>:</h4>
<p><span class="user-mention" data-user-id="119031">@Esteban Küber</span> has opened <a href="https://github.com/rust-lang/rust/pull/64151" target="_blank" title="https://github.com/rust-lang/rust/pull/64151">https://github.com/rust-lang/rust/pull/64151</a></p>



<a name="175358095"></a>
<h4><a href="https://rust-lang.zulipchat.com#narrow/stream/187312-wg-async-foundations/topic/weekly%20meeting%202019.09.10/near/175358095" class="zl"><img src="https://rust-lang.github.io/zulip_archive/assets/img/zulip.svg" alt="view this post on Zulip" style="width:20px;height:20px;"></a> nikomatsakis <a href="https://rust-lang.github.io/zulip_archive/stream/187312-wg-async-foundations/topic/weekly.20meeting.202019.2E09.2E10.html#175358095">(Sep 10 2019 at 17:17)</a>:</h4>
<p>it's related, for sure</p>



<a name="175358097"></a>
<h4><a href="https://rust-lang.zulipchat.com#narrow/stream/187312-wg-async-foundations/topic/weekly%20meeting%202019.09.10/near/175358097" class="zl"><img src="https://rust-lang.github.io/zulip_archive/assets/img/zulip.svg" alt="view this post on Zulip" style="width:20px;height:20px;"></a> nikomatsakis <a href="https://rust-lang.github.io/zulip_archive/stream/187312-wg-async-foundations/topic/weekly.20meeting.202019.2E09.2E10.html#175358097">(Sep 10 2019 at 17:17)</a>:</h4>
<p>though not quite the same problem</p>



<a name="175358103"></a>
<h4><a href="https://rust-lang.zulipchat.com#narrow/stream/187312-wg-async-foundations/topic/weekly%20meeting%202019.09.10/near/175358103" class="zl"><img src="https://rust-lang.github.io/zulip_archive/assets/img/zulip.svg" alt="view this post on Zulip" style="width:20px;height:20px;"></a> nikomatsakis <a href="https://rust-lang.github.io/zulip_archive/stream/187312-wg-async-foundations/topic/weekly.20meeting.202019.2E09.2E10.html#175358103">(Sep 10 2019 at 17:17)</a>:</h4>
<p>I was going to try and leave some notes but I didn't get to it</p>



<a name="175358207"></a>
<h4><a href="https://rust-lang.zulipchat.com#narrow/stream/187312-wg-async-foundations/topic/weekly%20meeting%202019.09.10/near/175358207" class="zl"><img src="https://rust-lang.github.io/zulip_archive/assets/img/zulip.svg" alt="view this post on Zulip" style="width:20px;height:20px;"></a> nikomatsakis <a href="https://rust-lang.github.io/zulip_archive/stream/187312-wg-async-foundations/topic/weekly.20meeting.202019.2E09.2E10.html#175358207">(Sep 10 2019 at 17:18)</a>:</h4>
<p>seems quiet this week -- which is probably good -- any further thoughts?</p>



<a name="175358278"></a>
<h4><a href="https://rust-lang.zulipchat.com#narrow/stream/187312-wg-async-foundations/topic/weekly%20meeting%202019.09.10/near/175358278" class="zl"><img src="https://rust-lang.github.io/zulip_archive/assets/img/zulip.svg" alt="view this post on Zulip" style="width:20px;height:20px;"></a> nikomatsakis <a href="https://rust-lang.github.io/zulip_archive/stream/187312-wg-async-foundations/topic/weekly.20meeting.202019.2E09.2E10.html#175358278">(Sep 10 2019 at 17:19)</a>:</h4>
<p>If not, i'm going to try and leave some notes on <a href="https://github.com/rust-lang/rust/issues/64130" target="_blank" title="https://github.com/rust-lang/rust/issues/64130">#64130</a> =)</p>



<a name="175358543"></a>
<h4><a href="https://rust-lang.zulipchat.com#narrow/stream/187312-wg-async-foundations/topic/weekly%20meeting%202019.09.10/near/175358543" class="zl"><img src="https://rust-lang.github.io/zulip_archive/assets/img/zulip.svg" alt="view this post on Zulip" style="width:20px;height:20px;"></a> Yoshua Wuyts <a href="https://rust-lang.github.io/zulip_archive/stream/187312-wg-async-foundations/topic/weekly.20meeting.202019.2E09.2E10.html#175358543">(Sep 10 2019 at 17:21)</a>:</h4>
<p>I was wondering when we'd have a next release of <code>futures-rs</code>? Not anything urgent, but mostly very excited for the <code>Stream::size_hint</code> optimizations!</p>



<a name="175358559"></a>
<h4><a href="https://rust-lang.zulipchat.com#narrow/stream/187312-wg-async-foundations/topic/weekly%20meeting%202019.09.10/near/175358559" class="zl"><img src="https://rust-lang.github.io/zulip_archive/assets/img/zulip.svg" alt="view this post on Zulip" style="width:20px;height:20px;"></a> Yoshua Wuyts <a href="https://rust-lang.github.io/zulip_archive/stream/187312-wg-async-foundations/topic/weekly.20meeting.202019.2E09.2E10.html#175358559">(Sep 10 2019 at 17:21)</a>:</h4>
<p>cc/ <span class="user-mention" data-user-id="127859">@Taylor Cramer</span></p>



<a name="175359193"></a>
<h4><a href="https://rust-lang.zulipchat.com#narrow/stream/187312-wg-async-foundations/topic/weekly%20meeting%202019.09.10/near/175359193" class="zl"><img src="https://rust-lang.github.io/zulip_archive/assets/img/zulip.svg" alt="view this post on Zulip" style="width:20px;height:20px;"></a> nikomatsakis <a href="https://rust-lang.github.io/zulip_archive/stream/187312-wg-async-foundations/topic/weekly.20meeting.202019.2E09.2E10.html#175359193">(Sep 10 2019 at 17:26)</a>:</h4>
<p>Good question, I have no idea :)</p>



<hr><p>Last updated: Aug 07 2021 at 22:04 UTC</p>
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